Is CVE-2006-6585 in the CISA KEV catalog?

No. CVE-2006-6585 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2006-6585?

CVE-2006-6585 has a CVSS v2 base score of 6.4 (MEDIUM).

What is the EPSS score for CVE-2006-6585?

CVE-2006-6585 has an EPSS score of 0.99% (58th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2006-6585?

Upgrade firefox on debian unstable to 45.0-1 or later.

CVE & CISA-KEV Catalog

CVE-2006-6585

MEDIUM

6.4

CVSS v2

NVD

Description

The Extensions manager in Mozilla Firefox 2.0 does not properly populate the list of local extensions, which allows attackers to construct an extension that hides itself by finding its name in the list and then calling RemoveElement, as demonstrated by the FFsniFF extension. NOTE: it was later reported that 3.0 is also affected.

How to fix

Remediation Available

firefoxDebian

Fixed in:45.0-1CVE-2006-6585

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

0.99%probability of exploitation in 30 days

58thpercentile

Moderate risk: more likely to be exploited than 58% of all known CVEs.

References

Other references4

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.